Rainbow Six 3 is a tactical shooter game DEVELOPED by UBI. The game is a first person shooter based on Tom Clancy's best selling novel by the same name. The game has two expansion packs, Athena Sword and Iron Wrath.
The plot of Ravenshield is fully explained by Wikipedia (Tom Clancy's Rainbow Six 3). Basically it is all about an elite anti-terrorist group called Rainbow Six, a team bent on foiling the Neo-Facist terrorists doing damages on South American oil interests and European financial institutions.

I don't know if You still support this mod, but after everything done according to readme file, nothing actually happens. I don't see neither holosight nore the new scopes. Any idea what might have gone wrong? I'd appreciate any help as the mod itself looks great. Cheers!